Raspberry 4 + Base hat + not working things

Products & Technology Raspberry Pi
#1

HI,



I have a raspberry 4 and a base hat.



I want to connect the

  • grove buzzer
  • grove led
  • grove temp hum pro



    At each stand i have to connect to the port 12 (pwm). How should this function??? Only one there on the hat…



    Thx
#2

Hi,



You can connect the grove temp hum, grove led and grove buzzer can also work on general GPIO pins, can you please explain your application.

#3

Hi,



It’s what i wrote above. a raspberry 4 with a grove hat on it. And a lot of grove sensors.



I want to connect the

  • grove buzzer
  • grove led
  • grove temp hum pro



    Each should connect to the port 12 (pwm). How should this function??? Only one Is there on the grove hat…



    Some ideas?
#4

Hi,



You can’t use the same pin for other modules if you already used , a better way to use another pin for LED and DHT senor .